CVE-2026-51687

Incorrect access control in the setWiFiEasyGuestCf function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to create or weaken guest wireless access via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51727

The TOTOLINK T6 wireless dual-band Mesh router (specifically version 4.1.5cu.748_B20211015 ) is susceptible to an incorrect access control vulnerability within the SystemSettings function. An unauthenticated attacker can exploit this flaw by sending a specially crafted POST request to the /cgi-bi...

CVE-2026-51681

The TOTOLINK T6 wireless dual-band Mesh router (version 4.1.5cu.748_B20211015 ) is susceptible to an incorrect access control vulnerability within the setRemoteCfg function. An unauthenticated attacker can exploit this by sending a crafted POST request to the /cgi-bin/cstecgi.cgi endpoint. Succes...

CVE-2026-51700

The TOTOLINK T6 wireless dual-band Mesh router is vulnerable to an improper access control issue within the setWiFiAdvancedCfg function in version 4.1.5cu.748_B20211015 . This flaw allows unauthenticated attackers to degrade wireless behavior by submitting a specially crafted POST request to the ...

CVE-2026-51739

The TOTOLINK T6 wireless dual-band Mesh router is vulnerable to an incorrect access control flaw in the CloudSrvVersionCheck function. This vulnerability affects version 4.1.5cu.748_B20211015 . An unauthenticated attacker can exploit this by sending a crafted POST request to the /cgi-bin/cstecgi....

EUVD-2026-68644

Incorrect access control in the setWiFiMeshName function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to rename mesh entries via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51675

The TOTOLINK T6 wireless dual-band Mesh router (specifically version 4.1.5cu.748_B20211015 ) is vulnerable to an incorrect access control flaw in the setWanIeCfg function. This vulnerability allows unauthenticated attackers to reconfigure uplink settings by sending a specially crafted POST reques...

EUVD-2026-68742

Incorrect access control in the CloudSrvVersionCheck function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to trigger cloud update checks via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

PT-2026-83892

Name of the Vulnerable Software and Affected Versions TOTOLINK T6 version 4.1.5cu.748 B20211015 Description Incorrect access control in the delStaticDhcpRules function allows unauthenticated attackers to remove static DHCP reservations. This is achieved by sending a crafted POST request to the...

CVE-2026-51718

The TOTOLINK T6 wireless dual-band Mesh router (version 4.1.5cu.748_B20211015 ) is vulnerable to an improper access control flaw in the delStaticDhcpRules function. An unauthenticated attacker can exploit this by sending a specially crafted POST request to /cgi-bin/cstecgi.cgi, which allows them ...

CVE-2026-51691

The TOTOLINK T6 wireless dual-band Mesh router, specifically version 4.1.5cu.748_B20211015 , is affected by an incorrect access control vulnerability in the setUploadSetting function. This flaw allows unauthenticated attackers to manipulate the upload or flash workflow by sending a crafted POST r...

CVE-2026-51688

Incorrect access control in the setWiFiSignalCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to reduce wireless power or cause a Denial of Service DoS via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51691

Incorrect access control in the setUploadSetting function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to manipulate the upload or flash workflow via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51701

Incorrect access control in the setMacFilterRules function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to change device access control via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51708

The TOTOLINK T6 router, running firmware version 4.1.5cu.748_B20211015 , is vulnerable to an incorrect access control flaw in the setWiFiWpsCfg function. This vulnerability allows unauthenticated attackers to modify WPS availability by sending a crafted POST request to the /cgi-bin/cstecgi.cgi en...

PT-2026-83830

Incorrect access control in the setLanCfg function of TOTOLINK T6 4.1.5cu.748 B20211015 allows unauthenticated attackers to alter LAN network configuration via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

CVE-2026-51715

Incorrect access control in the delMacFilterRules function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to remove MAC filter rules via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

EUVD-2026-68589

Incorrect access control in the setStaticDhcpRules function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to add or change static DHCP rules via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

EUVD-2026-68584

Incorrect access control in the setUpgradeFW function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to trigger firmware-upgrade workflow changes via sending a crafted POST request to /cgi-bin/cstecgi.cgi...

EUVD-2026-68581

Incorrect access control in the setWiFiEasyCfg function of TOTOLINK T6 4.1.5cu.748B20211015 allows unauthenticated attackers to reconfigure or disable wireless networks via sending a crafted POST request to /cgi-bin/cstecgi.cgi...